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What are Like and Unlike Terms? Video Lecture - Class 7

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00:03 What is the Power of the Variable?
00:52 Types of Terms
01:06 Like Terms
01:15 Unlike Terms
01:24 Examples of Like & Unlike Terms
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FAQs on What are Like and Unlike Terms? Video Lecture - Class 7

1. What are like terms?
Ans. Like terms are algebraic terms that have the same variables raised to the same powers. They can be added or subtracted from each other.
2. What are unlike terms?
Ans. Unlike terms are algebraic terms that have different variables or the same variables but raised to different powers. They cannot be added or subtracted directly.
3. Can like terms be multiplied or divided?
Ans. No, like terms cannot be multiplied or divided directly. They can only be combined by addition or subtraction.
4. How can we identify like terms?
Ans. To identify like terms, we need to check if they have the same variables raised to the same powers. Coefficients (numbers multiplied with variables) can be different.
5. Why is it important to understand like and unlike terms in algebra?
Ans. Understanding like and unlike terms is important in algebra because it helps simplify expressions and solve equations. By combining like terms, we can reduce the complexity of equations, making them easier to solve. It also helps in performing operations like addition and subtraction of algebraic expressions.
Video Timeline
Video Timeline
arrow
00:03 What is the Power of the Variable?
00:52 Types of Terms
01:06 Like Terms
01:15 Unlike Terms
01:24 Examples of Like & Unlike Terms
More
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